4820-00-287-3212 VALVE,SAFETY RELIEF Index 4940-00-287-3217 CUTTER,MILLING,COMMUTATOR MICA

National Stock Number:
4820-00-287-3214

Federal Supply Class:
4820

National Item Identification Number:
002873214

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
155-F-3/4-15PSI14915JAYCO INCORPORATED


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+11.0 TO 15.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL STEM
MAXIMUM OPERATING TEMP100.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC OR MANUAL
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS


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